How Poop Shapes the World
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[MUSIC Drop a plastic bottle in the recycling bin, and it might one day become something totally new. But the stuff we drop in the toilet? We don't think about number two becoming anything. But all over nature, the waste of other animals re-enters the great circle of life. Here’s how poop shapes the world we live in. [MUSIC] Viewed up close, corals are tiny tentacled animals. But those living polyps sit on mountains of coral skeletons made of calcium carbonate. When parrotfish eat coral, the bony bits they can’t digest make their way back to the sea floor. In other words? Parrotfish poop sand made from coral. We’re talking one metric ton, per fish, per year. Enough to make up a big part of some of our favorite beaches. Near the ocean’s surfa...
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[MUSIC Drop a plastic bottle in the recycling bin, and it might one day become something totally new. But the stuff we drop in the toilet? We don't think about number two becoming anything. But all over nature, the waste of other animals re-enters the great circle of life. Here’s how poop shapes the world we live in. [MUSIC] Viewed up close, corals are tiny tentacled animals. But those living polyps sit on mountains of coral skeletons made of calcium carbonate. When parrotfish eat coral, the bony bits they can’t digest make their way back to the sea floor. In other words? Parrotfish poop sand made from coral. We’re talking one metric ton, per fish, per year. Enough to make up a big part of some of our favorite beaches. Near the ocean’s surfa...
